理解原假设与备择假设的含义，并归纳常见的几种建立原假设与备择假设的原则.

小题1: Mr. Wu spent a lot of time______（解释）why he was late.

小题2:The ______（手术）done by Doctor Ma were all successful.

小题3: We have ______（更新鲜的）air in the country than in the city.

小题4:My teaching style is ______（相似）to that of most other teachers.

小题5: The audience were screaming ______（激动）when they saw the star.

小题6: Look! The teacher is sitting ______ (在……中)the children.

小题7:What she said has been ______（记录）on the notebook.

小题8: ---How is Miss King?   ---She is still under ______（治疗）in hospital.

小题9:Most of the students in our country are well ______（教育）．

小题10:Do you know the saying, “Practice makes ______（完美）”．

简述实体瘤的小块接种法。

根据有关立法及司法解释的规定，对被判处死刑缓期执行的被告人可以同时决定对其限制减刑，因而涉及相关诉讼程序方面的问题。关于犯罪分子可以适用死刑缓期执行限制减刑的案件，下列选项正确的是：

A．绑架案件

B．抢劫案件

C．爆炸案件

D．有组织的暴力性案件

男，36岁，车祸2小时，查体：一般情况尚可，右小腿有一长约16cm的伤口，胫骨断端外露，出血不多，并伴有广泛的软组织挫伤

中药治则是

A．活血化瘀

B．补肝肾，壮筋骨

C．清热解毒

D．开窍醒神

E．补益气血

通过抑制血管紧张素转化酶而发挥抗高血压的药物是（）

A.可乐定

B.依那普利（苯丁酯脯酸）

C.利血平

D.硝普钠

E.哌唑嗪